CN220161646U - Welding fixture for scaffold section pedal - Google Patents

Abstract

The utility model relates to a welding tool, in particular to a welding tool for a scaffold section pedal, which comprises a welding bottom plate, and a hook welding device, a frame clamping device, a cross beam clamping device and a bottom positioning device which are all fixed on the welding bottom plate, wherein two hook welding devices are arranged and are used for welding hooks of the scaffold section pedal on an end longitudinal beam; the frame clamping device is used for positioning and fixing an end longitudinal beam and an edge cross beam of the scaffold section pedal; the beam clamping device is used for positioning and clamping the middle beam of the scaffold section pedal; the bottom positioning devices are in one-to-one correspondence with the connecting plates of the scaffold section pedals and are used for positioning and clamping the connecting plates. The welding fixture realizes positioning and clamping of the hook and the end longitudinal beam through the hook welding device, realizes fixation of the scaffold section pedal through the frame clamping device, the cross beam clamping device and the bottom positioning device, has simple integral structure and high clamping speed, is convenient to weld, and can not interfere with welding.

Description

Welding fixture for scaffold section pedal

Technical Field

The utility model relates to a welding tool, in particular to a welding tool for a scaffold section pedal.

Background

As shown in fig. 14 and 15, the scaffold section pedal is formed by welding a cross beam, a longitudinal beam, a connecting plate and a hook, and the cross beam, the longitudinal beam, the connecting plate and the hook need to be positioned during welding, as in a scaffold welding tool disclosed in CN112475739a, the welding tool is complex in structure, a large number of quick clamps (elbow clamps) are adopted, the overall clamping efficiency is low, and a middle pressing device is positioned above a scaffold through a swing arm, so that the welding is influenced.

Disclosure of Invention

In order to solve the problems, the utility model provides a scaffold welding tool with low clamping efficiency and convenient welding, which comprises the following specific technical scheme:

a welding fixture for scaffold section bar pedals, comprising: welding a bottom plate; the hanger welding devices are arranged on the welding bottom plate and are used for welding hangers of the scaffold profile pedals on the end longitudinal beams; the frame clamping devices are arranged at two ends of the welding bottom plate and are used for positioning and fixing end longitudinal beams and side cross beams of the scaffold profile pedal; the beam clamping devices are arranged on the welding bottom plate and are provided with a plurality of middle beams for positioning and clamping the scaffold profile pedals; and the bottom positioning device is arranged on the welding bottom plate, corresponds to the connecting plates of the scaffold section pedals one by one and is used for positioning and clamping the connecting plates.

Preferably, the hook welding device includes: a first base plate mounted on the welded base plate; the first compression assembly is arranged at one end of the first bottom plate and used for positioning and fixing the end longitudinal beam; and the first positioning components are arranged on two sides of the first bottom plate, are arranged opposite to the first pressing components and are used for positioning and fixing the hooks.

Further, the first positioning component includes: the first side positioning plate is arranged on the first bottom plate; the first magnet is arranged on the first side positioning plate and used for fixing the hook; the first lower positioning block is positioned on one side of the first bottom plate; and the first ball plunger is positioned at one end of the first side positioning plate and used for pressing the hook on the end longitudinal beam, and the first side positioning plate and the first lower positioning block are used for positioning the hook.

Further, the first compression assembly includes: the first height positioning blocks are arranged on the first bottom plate and are provided with a plurality of end longitudinal beams which are propped against the first height positioning blocks; the first positioning plate is fixed on the first bottom plate; and the first elbow clamp is arranged opposite to the first bottom plate and used for pressing the end longitudinal beam on the first positioning plate.

Preferably, the frame clamping device comprises: the corner clamping assembly is arranged on the welding bottom plate, is arranged opposite to the connecting grooves on the four corners of the scaffold section pedal and is used for positioning and clamping the end longitudinal beam and the side cross beam; and the outer frame clamping assembly is arranged on the welding bottom plate and used for clamping the side cross beam.

Further, the corner clamp assembly includes: the corner positioning block is arranged on the welding bottom plate and is opposite to the connecting groove; the end positioning assembly is arranged on the welding bottom plate, is arranged opposite to the corner positioning block and is used for positioning an end longitudinal beam at one end of the scaffold section pedal; and the end clamping assembly is arranged on the welding bottom plate, is arranged opposite to the corner positioning block and is used for positioning and clamping an end longitudinal beam at the other end of the scaffold section pedal.

Further, the outer frame clamping assembly includes: the outer frame positioning seat is fixed on the welding bottom plate and is provided with an outer frame positioning groove; the outer frame oil pressure corner cylinder is positioned on one side of the outer frame positioning seat; and the outer frame clamping cylinder is fixed on the outer frame positioning seat and used for pressing the side cross beam into the outer frame positioning groove.

Preferably, the beam clamping device includes: the second oil pressure corner cylinder is arranged on the welding bottom plate; the second clamping rod is arranged on the second oil pressure corner cylinder; the second positioning seat is provided with a second positioning groove, the second positioning seat is symmetrically positioned on two sides of the second oil pressure corner cylinder, and the second oil pressure corner cylinder compresses the middle cross beam in the second positioning groove through the second clamping rod.

Preferably, the bottom positioning device comprises: the bottom positioning cylinder is arranged on one side of the welding bottom plate; the bottom positioning plate is arranged on the bottom positioning cylinder and is opposite to the end part of the connecting plate; the bottom positioning block is provided with a bottom positioning groove, and the connecting plate is movably inserted into the bottom positioning groove; and the bottom ball plunger is arranged on the bottom positioning block and positioned on one side of the bottom positioning groove and used for pressing the connecting plate in the bottom positioning groove.

Preferably, the device further comprises a stripping device, wherein the stripping device is installed on the welding bottom plate, is arranged opposite to the scaffold section pedal and is used for jacking up the scaffold section pedal.

Compared with the prior art, the utility model has the following beneficial effects:

according to the scaffold welding fixture provided by the utility model, the positioning and clamping of the hooks and the end longitudinal beams are realized through the hook welding device, then the positioning and fixing of the periphery of the scaffold section pedal are realized through the frame clamping device, the positioning and fixing of the middle cross beam are realized through the cross beam clamping device, and the positioning and fixing of the connecting plate are realized through the bottom positioning device.

Drawings

Fig. 1 is a schematic structural view of a welding fixture for scaffold profile footrests;

fig. 2 is a top view of a welding fixture for scaffold profile footrests;

FIG. 3 is a schematic structural view of a hook welding device;

FIG. 4 is a schematic view of a hanger welding apparatus with a hanger;

FIG. 5 is a schematic view of the structure of the end positioning seat;

FIG. 6 is a schematic view of the structure of the beam clamping device and the frame clamping assembly;

FIG. 7 is a front view of FIG. 6;

FIG. 8 is a schematic diagram of the assembly of the frame positioning seat and the frame clamping cylinder;

FIG. 9 is a schematic diagram of the assembly of the bottom positioning plate with the bottom positioning cylinder;

FIG. 10 is a schematic view of the structure of the bottom positioning block;

FIG. 11 is a schematic structural view of a stripping device;

fig. 12 is a schematic structural view of a scaffold section pedal assembled on a welding tool of the scaffold section pedal;

FIG. 13 is a top view of FIG. 12;

fig. 14 is a schematic structural view of a scaffold profile tread;

fig. 15 is a bottom view of the scaffold profile tread.

Detailed Description

The utility model will now be further described with reference to the accompanying drawings.

As shown in fig. 1 to 13, a welding fixture for scaffold section pedals comprises a welding bottom plate 1, and a hook welding device 2, a frame clamping device, a beam clamping device, a bottom positioning device and a stripping device 8 which are all arranged on the welding bottom plate 1.

The two hook welding devices 2 are respectively positioned at two ends of the welding bottom plate 1, and the hook welding devices 2 are used for welding hooks 94 of the scaffold profile pedals 9 on the end longitudinal beams 93; the frame clamping means are used for positioning and fixing the end stringers 93 and the side rails 91 of the scaffold profile footplate 9; the beam clamping means are provided with a plurality of intermediate beams 92 for positioning and clamping the scaffold profile footplate 9; the bottom positioning means are in one-to-one correspondence with the connection plates 96 for positioning and clamping the connection plates 96 of the scaffold profile footplate 9. The stripping device 8 is arranged opposite to the scaffold profile pedal 9 and is used for jacking up the scaffold profile pedal 9.

As shown in fig. 3 and 4, the hook welding device 2 includes a first base plate 21, and a first pressing assembly and a first positioning assembly mounted on the first base plate 21. The first base plate 21 is fixed to the welding base plate 1 by a first connecting rod 29 and is located at both ends of the welding base plate 1. The first pressing component is used for positioning and fixing the end longitudinal beam 93, and comprises a first height positioning block 24, a first positioning plate 22 and a first elbow clamp 23, wherein the first elbow clamp 23 is fixed at one end of the first bottom plate 21, the first positioning plate 22 is fixed on the first bottom plate 21 and is arranged opposite to the first elbow clamp 23, the first height positioning block 24 is fixed on the first bottom plate 21 and is symmetrically arranged at two sides of the first positioning plate 22 for positioning the height of the end longitudinal beam 93. The first positioning component is used for positioning and fixing the hook 94, two first positioning components are arranged and are respectively arranged on two sides of the first bottom plate 21, and the first positioning component comprises a first side positioning plate 25, a first magnet 26, a first lower positioning block 27 and a first ball plunger. The first side positioning plates 25 are located at both sides of the first bottom plate 21, and the first magnets 26 are fixed to the first side positioning plates 25 and provided with two for fixing the hooks 94. The first lower positioning block 27 is fixed on the first bottom plate 21, and the first lower positioning block 27 is also connected with the first side positioning plate 25 and is positioned at the bottom of one side of the first side positioning plate 25 for positioning the height of the hook 94. The first ball plunger is mounted at the end of the first side locating plate 25 by the first connecting seat 28 and is disposed opposite the end of the hook 94 for pressing the hook 94 against the end rail 93. The hooks 94 are inserted into the welding grooves of the end longitudinal beams 93, the hooks 94 are welded through the hook welding device 2, and the hooks 94 and the end longitudinal beams 93 are welded first to be convenient to fix integrally.

As shown in fig. 1 to 12, the frame clamping means comprises corner clamping assemblies and outer frame clamping assemblies, the corner clamping assemblies being arranged opposite to the connecting grooves 95 on the four corners of the scaffold profile footboard 9 for positioning and clamping the end stringers 93 and the side rails 91. The corner clamping assembly comprises a corner positioning block 41, an end positioning assembly and an end clamping assembly, wherein the corner positioning block 41 is arranged on the welding bottom plate 1 and is arranged opposite to the connecting grooves 95 on the four corners of the scaffold profile pedal 9. The end positioning component is arranged opposite to the corner positioning block 41 and is used for positioning an end longitudinal beam 93 at one end of the scaffold section bar pedal 9; the end clamping assembly is arranged opposite the corner positioning block 41 for positioning and clamping the end stringer 93 at the other end of the scaffold profile footboard 9. The end positioning assembly comprises an end positioning seat 42 and an end positioning plate 47, the end positioning plate 47 is fixed on the welding bottom plate 1 and is opposite to the center of the end longitudinal beam 93, the end positioning seat 42 is fixed on the welding bottom plate 1 and is symmetrically located on two sides of the end positioning plate 47, an upper positioning block 421 is arranged on the end positioning seat 42, the upper positioning block 421 and the end positioning plate 47 limit the position of the end longitudinal beam 93, the end positioning seat 42 limit the height of the end longitudinal beam 93, the positioning of the end longitudinal beam 93 at one end of the scaffold section pedal 9 is achieved, two ends of the end longitudinal beam 93 are respectively abutted to the side surfaces of the two corner positioning blocks 41, and the end positioning assembly enables the end longitudinal beam 93 at one end of the scaffold section pedal 9 to be conveniently positioned.

The end clamping assembly comprises an end clamping cylinder 46, a second height positioning block 45 and an end positioning rod 44 which are all fixed on the welding bottom plate 1, wherein the end positioning rod 44 is positioned on one side of the second height positioning block 45 and used for limiting the position of an end longitudinal beam 93 at the other end of the scaffold section pedal 9, two ends of the end longitudinal beam 93 are respectively propped against the side surfaces of corner positioning blocks 41 on two sides, the second height positioning block 45 is used for positioning the height of the end longitudinal beam 93, the end clamping cylinder 46 is oppositely arranged with the center of the end longitudinal beam 93, the second height positioning block 45 and the end positioning rod 44 are symmetrically positioned on two sides of the end clamping cylinder 46, and the end clamping cylinder 46 tightly presses the end longitudinal beam 93 on the end positioning rod 44 so as to fix the end longitudinal beam 93 at the other end of the scaffold section pedal 9. In addition, the end clamping cylinder 46 also facilitates the installation of the intermediate cross member 92 for pressing the end stringers 93 at both ends to the ends of the intermediate cross member 92.

As shown in fig. 6 and 7, the frame clamping assembly is used for clamping the side cross member 91, and the frame clamping assembly includes a frame positioning seat 62, a frame hydraulic corner cylinder 61, and a frame clamping cylinder 63. The frame positioning seat 62 and the frame oil pressure corner cylinder 61 are both fixed on the welding bottom plate 1, and the frame positioning seat 62 is located one side of the frame oil pressure corner cylinder 61, and the frame positioning seat 62 is provided with a frame positioning groove 621, and the frame clamping cylinder 63 is fixed on the frame positioning seat 62, and the piston rod of the frame clamping cylinder 63 is located in a positioning through hole 622 on one side of the frame positioning groove 621 for pressing the side beam 91 in the frame positioning groove 621.

As shown in fig. 6 and 7, the beam clamping device comprises a second hydraulic corner cylinder 64, a second clamping rod 65 and a second positioning seat 66, wherein the second hydraulic corner cylinder 64 and the second positioning seat 66 are both fixed on the welding bottom plate 1, the second positioning seat 66 is symmetrically positioned at two sides of the second hydraulic corner cylinder 64, a second positioning groove 661 is formed in the second positioning seat 66, the second clamping rod 65 is mounted on the second hydraulic corner cylinder 64, and the second hydraulic corner cylinder 64 compresses the middle beam 92 in the second positioning groove 661 through the second clamping rod 65.

As shown in fig. 9 and 10, the bottom positioning device includes a bottom positioning cylinder 71, a bottom positioning block 74, a bottom positioning plate 72, and a bottom ball plunger. The bottom positioning cylinder 71 and the bottom positioning block 74 are both arranged on the bottom plate supporting rod 75, the bottom plate supporting rod 75 is fixed on the welding bottom plate 1, the bottom positioning cylinder 71 is a double-shaft cylinder, a bottom connecting block 73 is arranged on a piston rod of the bottom positioning cylinder 71, a bottom positioning plate 72 is arranged on the bottom connecting block 73, the bottom positioning plate 72 is movably arranged in a bottom groove 751 on the bottom plate supporting rod 75, and the bottom positioning plate 72 is arranged opposite to the end part of a connecting plate 96 of the scaffold profile pedal 9. The array of the bottom positioning blocks 74 is provided with three, the top of the bottom positioning block 74 is provided with a bottom positioning groove 741, the bottom ball plunger is arranged on the bottom positioning block 74 and is positioned on one side of the bottom positioning groove 741, the connecting plate 96 is movably inserted into the bottom positioning groove 741, and the bottom ball plunger compresses the connecting plate 96 into the bottom positioning groove 741. The bottom connecting block 73 can also compress the side beam 91, so as to compress and position the side beam 91.

As shown in fig. 11, the stripping device 8 includes a stripping cylinder 81 and a stripping seat 82, the stripping seat 82 is fixed at the bottom of the welding bottom plate 1, the stripping cylinder 81 is mounted on the stripping seat 82, and the stripping cylinder 81 is a triaxial cylinder, and a sliding table 811 of the stripping cylinder 81 is arranged opposite to end stringers 93 at two ends of the scaffold profile pedal 9, so as to be used for jacking the scaffold profile pedal 9 from two ends and be more stable when jacking the scaffold profile pedal 9 from two ends.

As shown in fig. 12 to 15, during welding, the end stringers 93 and the hooks 94 are welded first, then the end stringers 93 welded with the hooks 94 are inserted into the end positioning block and the end clamping block, respectively, both ends of the end stringers 93 are abutted against the corner positioning block 41, the connection plate 96 is prevented from being in the bottom positioning groove 741 of the bottom positioning block 74, the middle cross beam 92 is prevented from being in the second positioning groove 661 of the second positioning seat 66, both ends of the middle cross beam 92 are inserted into the two end stringers 93, finally the side cross beam 91 is inserted into the outer frame positioning groove 621 of the outer frame positioning seat 62, both ends are abutted against the corner positioning block 41, and both ends of the side cross beam 91 are inserted into the two end stringers 93. The end clamping cylinder 46 is started firstly, the end clamping cylinder 46 realizes the fixation of the end longitudinal beam 93, then the outer frame clamping cylinder 63 is started, the outer frame clamping cylinder 63 compresses the side cross beam 91 in the outer frame positioning groove 621, the outer frame oil pressure corner cylinder 61 and the second oil pressure corner cylinder 64 are started again, the fixation of the side cross beam 91 and the middle cross beam 92 is realized, finally the bottom positioning cylinder 71 is started, and the bottom positioning plate 72 pushes the connecting plate 96 to a set position and then welding is carried out. After the welding is completed, the end clamping cylinder 46, the bottom positioning cylinder 71, the outer frame oil pressure corner cylinder 61 and the second oil pressure corner cylinder 64 are loosened, the material removing cylinder 81 jacks up the scaffold section pedal 9, the scaffold section pedal 9 is taken down, and then the connecting grooves 95 at four corners of the scaffold section pedal 9 are welded.

The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will occur to those skilled in the art from consideration of the specification and practice of the utility model without the need for inventive faculty, and are within the scope of the claims.

Claims (10)

1. Welding frock of scaffold frame section bar footboard, its characterized in that includes:

welding the bottom plate (1);

the hanger welding devices (2) are arranged on the welding bottom plate (1), two hanger welding devices (2) are arranged, and the hanger welding devices (2) are used for welding hangers (94) of the scaffold profile pedals (9) on the end longitudinal beams (93);

the frame clamping devices are arranged at two ends of the welding bottom plate (1) and are used for positioning and fixing end longitudinal beams (93) and side cross beams (91) of the scaffold profile pedal (9);

the beam clamping devices are arranged on the welding bottom plate (1) and are provided with a plurality of middle beams (92) for positioning and clamping the scaffold profile pedals (9); a kind of electronic device with high-pressure air-conditioning system

The bottom positioning devices are arranged on the welding bottom plate (1) and correspond to the connecting plates (96) of the scaffold section pedals (9) one by one and are used for positioning and clamping the connecting plates (96).

2. Welding fixture for scaffold profile pallets according to claim 1, wherein the hook welding device (2) comprises:

a first base plate (21), the first base plate (21) being mounted on the welding base plate (1);

a first compression assembly mounted at one end of the first base plate (21) for positioning and fixing the end stringers (93); a kind of electronic device with high-pressure air-conditioning system

The first positioning components are arranged on two sides of the first bottom plate (21) and are opposite to the first pressing components and used for positioning and fixing the hooks (94).

3. The welding fixture of a scaffold profile pallet of claim 2, wherein the first positioning assembly comprises:

a first side positioning plate (25), the first side positioning plate (25) being mounted on the first base plate (21);

a first magnet (26), the first magnet (26) being mounted on the first side positioning plate (25) for fixing the hook (94);

a first lower positioning block (27), wherein the first lower positioning block (27) is positioned on one side of the first bottom plate (21); a kind of electronic device with high-pressure air-conditioning system

The first ball plunger is located at one end of the first side locating plate (25) and used for pressing the hook (94) on the end longitudinal beam (93), and the first side locating plate (25) and the first lower locating block (27) are used for locating the hook (94).

4. The welding fixture of a scaffold profile pallet of claim 2, wherein the first compression assembly comprises:

the first height positioning blocks (24), the first height positioning blocks (24) are arranged on the first bottom plate (21), a plurality of end longitudinal beams (93) are arranged on the first height positioning blocks (24);

a first positioning plate (22), the first positioning plate (22) being fixed on the first bottom plate (21); a kind of electronic device with high-pressure air-conditioning system

-a first toggle clamp (23), said first toggle clamp (23) being arranged opposite to said first base plate (21) for pressing said end rail (93) against said first positioning plate (22).

5. The welding fixture of a scaffold profile pallet of claim 1, wherein the frame clamping means comprises:

corner clamping assemblies mounted on the welding floor (1) and arranged opposite to the connecting grooves (95) on the four corners of the scaffold profile pedal (9) for positioning and clamping the end stringers (93) and side rails (91); a kind of electronic device with high-pressure air-conditioning system

And the outer frame clamping assembly is arranged on the welding bottom plate (1) and used for clamping the side cross beam (91).

6. The welding fixture of a scaffold profile pallet of claim 5, wherein the corner clamping assembly comprises:

the corner positioning blocks (41) are arranged on the welding bottom plate (1) and are opposite to the connecting grooves (95);

the end positioning assembly is arranged on the welding bottom plate (1) and is arranged opposite to the corner positioning block (41) and used for positioning an end longitudinal beam (93) at one end of the scaffold section pedal (9);

and the end clamping assembly is arranged on the welding bottom plate (1) and is opposite to the corner positioning block (41) and used for positioning and clamping an end longitudinal beam (93) at the other end of the scaffold section pedal (9).

7. The welding fixture for scaffold section bar footrests of claim 5, wherein the outer frame clamping assembly comprises:

the outer frame positioning seat (62), the outer frame positioning seat (62) is fixed on the welding bottom plate (1), and an outer frame positioning groove (621) is formed in the outer frame positioning seat (62);

the outer frame oil pressure corner cylinder (61), the outer frame oil pressure corner cylinder (61) is located at one side of the outer frame positioning seat (62); a kind of electronic device with high-pressure air-conditioning system

The outer frame clamping cylinder (63), outer frame clamping cylinder (63) are fixed on outer frame positioning seat (62), are used for with limit crossbeam (91) compress tightly in outer frame constant head tank (621).

8. The welding fixture of a scaffold profile pallet of claim 1, wherein the beam clamping means comprises:

a second hydraulic angle cylinder (64), the second hydraulic angle cylinder (64) being mounted on the welding floor (1);

a second clamping rod (65), wherein the second clamping rod (65) is installed on the second oil pressure corner cylinder (64); a kind of electronic device with high-pressure air-conditioning system

The second positioning seat (66), be equipped with second constant head tank (661) on second positioning seat (66), second positioning seat (66) symmetry is located the both sides of second oil pressure corner jar (64), second oil pressure corner jar (64) are through second clamping rod (65) will middle crossbeam (92) compress tightly in second constant head tank (661).

9. The welding fixture of a scaffold profile pallet of claim 1, wherein the bottom positioning means comprises:

a bottom positioning cylinder (71), wherein the bottom positioning cylinder (71) is arranged on one side of the welding bottom plate (1);

a bottom positioning plate (72), wherein the bottom positioning plate (72) is installed on the bottom positioning cylinder (71) and is arranged opposite to the end part of the connecting plate (96);

the bottom positioning block (74), a bottom positioning groove (741) is arranged on the bottom positioning block (74), and the connecting plate (96) is movably inserted into the bottom positioning groove (741); a kind of electronic device with high-pressure air-conditioning system

And the bottom ball plunger is arranged on the bottom positioning block (74) and positioned on one side of the bottom positioning groove (741) and used for pressing the connecting plate (96) into the bottom positioning groove (741).

10. Welding fixture for scaffold profile pallets according to any one of claims 1-9, further comprising a stripping device (8), which stripping device (8) is mounted on the welding floor (1) and is arranged opposite the scaffold profile pallet (9) for jacking up the scaffold profile pallet (9).